On Fri, Sep 08, 2006 at 15:08:18 -0400, Andrew Dunstan <andrew@dunslane.net> wrote:
>
> From time to time the idea of a logical vs physical mapping for columns
> has been mentioned. Among other benefits, that might allow us to do some
> rearrangement of physical ordering to reduce space wasted on alignment
> in some cases. There might be a small addition on computation required,
> but I suspect it would be lost in the noise, and swamped by any
> increased efficiency we got from putting more tuples in a page.
I believe another counter argument raised, is that this would be a source
of a lot of bugs.